Specification for synthetic testing of high-voltage alternating current circuit-breakers.
(Syntetické zkoušky vysokonapěťových vypínačů střídavého proudu. )

NEPLATNÁ vydána dne 28.6.1991

Synthetic testing of high-voltage alternating current circuit-breakers.
(Syntetické zkoušky vysokonapěťových vypínačů střídavého proudu. )

NEPLATNÁ vydána dne 15.7.2001

Methods of sampling and test for carbonaceous materials used in aluminium manufacture. Electrode pitch. Determination of coking value.

NEPLATNÁ vydána dne 30.11.1984

Methods of sampling and test for carbonaceous materials used in aluminium manufacture. Electrode pitch. Sampling.

NEPLATNÁ vydána dne 30.10.1981

Methods of sampling and test for carbonaceous materials used in aluminium manufacture. Electrode pitch. Determination of volatile matter content.

NEPLATNÁ vydána dne 15.5.1994

Methods of sampling and test for carbonaceous materials used in aluminium manufacture. Electrode pitch. Determination of the atomic C/H ratio of the quinoline-insoluble material.

NEPLATNÁ vydána dne 15.6.1994

Method of sampling and test for carbonaceous materials used in aluminium manufacture. Electrode pitch.. Determination of mesophase content.

NEPLATNÁ vydána dne 15.6.1994

Methods of sampling and test for carbonaceous materials used in aluminium manufacture. Electrode pitch. Determination of sulfur content (routine method).

NEPLATNÁ vydána dne 15.1.1994

Methods of sampling and test for carbonaceous materials used in aluminium manufacture. Electrode pitch. Determination of softening point (ring and ball method).

NEPLATNÁ vydána dne 31.5.1983

Methods of sampling and test for carbonaceous materials used in aluminium manufacture. Electrode pitch. Determination of apparent density (buoyancy method).

NEPLATNÁ vydána dne 31.8.1988